Bureau of Standards making extensive tests of glass building blocks. Washington, D.C., June 20. Hollow glass building blocks are being used more and more extensively for structural purposes when both greater light distribution and air conditioning are required. Extensive tests to determine the stren
4 x 5 in. or smaller
- Date
- 1938
- Collection
- Harris & Ewing
- Archive
- Library of Congress (via Wikimedia Commons)
- Type
- photograph
- Original size
- 9,995 × 8,070 pixels
Public domainsafest
Reason: Harris & Ewing collection, given to the Library of Congress without copyright restrictions.
Read from: Commons licence category: PD-Harris-Ewing; no CC BY, CC BY-SA, GFDL or deletion tag on the file page; permission field: No known restrictions on publication. For more information, see Harris & Ewing Photographs - Rights and Restrictions Inf.
Credit line
"Bureau of Standards making extensive tests of glass building blocks. Washington, D.C., June 20. Hollow glass building blocks are being used more and more extensively for structural purposes when both greater light distribution and air conditioning are required. Extensive tests to determine the stren" (1938). Harris & Ewing. Library of Congress, Prints and Photographs Division, via Wikimedia Commons. Public domain. https://commons.wikimedia.org/wiki/File:Bureau_of_Standards_making_extensive_tests_of_glass_building_blocks._Washington,_D.C.,_June_20._Hollow_glass_building_blocks_are_being_used_more_and_more_extensively_for_structural_purposes_LCCN2016873727.jpgNeed photos for a whole script? Add Find Any Photo to Claude and ask for this one by its id: 273790.
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